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/Linux-v5.15/drivers/gpu/drm/i915/gem/selftests/
Di915_gem_execbuffer.c19 static int __igt_gpu_reloc(struct i915_execbuffer *eb, in __igt_gpu_reloc() argument
24 GENMASK_ULL(eb->reloc_cache.use_64bit_reloc ? 63 : 31, 0); in __igt_gpu_reloc()
31 vma = i915_vma_instance(obj, eb->context->vm, NULL); in __igt_gpu_reloc()
35 err = i915_gem_object_lock(obj, &eb->ww); in __igt_gpu_reloc()
39 err = i915_vma_pin_ww(vma, &eb->ww, 0, 0, PIN_USER | PIN_HIGH); in __igt_gpu_reloc()
44 err = __reloc_entry_gpu(eb, vma, offsets[0] * sizeof(u32), 0); in __igt_gpu_reloc()
49 err = __reloc_entry_gpu(eb, vma, offsets[1] * sizeof(u32), 1); in __igt_gpu_reloc()
55 i -= eb->reloc_cache.rq_size; in __igt_gpu_reloc()
56 memset32(eb->reloc_cache.rq_cmd + eb->reloc_cache.rq_size, in __igt_gpu_reloc()
58 eb->reloc_cache.rq_size += i; in __igt_gpu_reloc()
[all …]
/Linux-v5.15/fs/btrfs/
Dlocking.c40 void __btrfs_tree_read_lock(struct extent_buffer *eb, enum btrfs_lock_nesting nest) in __btrfs_tree_read_lock() argument
47 down_read_nested(&eb->lock, nest); in __btrfs_tree_read_lock()
48 eb->lock_owner = current->pid; in __btrfs_tree_read_lock()
49 trace_btrfs_tree_read_lock(eb, start_ns); in __btrfs_tree_read_lock()
52 void btrfs_tree_read_lock(struct extent_buffer *eb) in btrfs_tree_read_lock() argument
54 __btrfs_tree_read_lock(eb, BTRFS_NESTING_NORMAL); in btrfs_tree_read_lock()
62 int btrfs_try_tree_read_lock(struct extent_buffer *eb) in btrfs_try_tree_read_lock() argument
64 if (down_read_trylock(&eb->lock)) { in btrfs_try_tree_read_lock()
65 eb->lock_owner = current->pid; in btrfs_try_tree_read_lock()
66 trace_btrfs_try_tree_read_lock(eb); in btrfs_try_tree_read_lock()
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Dtree-mod-log.c170 struct extent_buffer *eb) in tree_mod_dont_log() argument
174 if (eb && btrfs_header_level(eb) == 0) in tree_mod_dont_log()
188 struct extent_buffer *eb) in tree_mod_need_log() argument
192 if (eb && btrfs_header_level(eb) == 0) in tree_mod_need_log()
198 static struct tree_mod_elem *alloc_tree_mod_elem(struct extent_buffer *eb, in alloc_tree_mod_elem() argument
209 tm->logical = eb->start; in alloc_tree_mod_elem()
211 btrfs_node_key(eb, &tm->key, slot); in alloc_tree_mod_elem()
212 tm->blockptr = btrfs_node_blockptr(eb, slot); in alloc_tree_mod_elem()
216 tm->generation = btrfs_node_ptr_generation(eb, slot); in alloc_tree_mod_elem()
222 int btrfs_tree_mod_log_insert_key(struct extent_buffer *eb, int slot, in btrfs_tree_mod_log_insert_key() argument
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Dextent_io.c69 struct extent_buffer *eb; in btrfs_extent_buffer_leak_debug_check() local
81 eb = list_first_entry(&fs_info->allocated_ebs, in btrfs_extent_buffer_leak_debug_check()
85 eb->start, eb->len, atomic_read(&eb->refs), eb->bflags, in btrfs_extent_buffer_leak_debug_check()
86 btrfs_header_owner(eb)); in btrfs_extent_buffer_leak_debug_check()
87 list_del(&eb->leak_list); in btrfs_extent_buffer_leak_debug_check()
88 kmem_cache_free(extent_buffer_cache, eb); in btrfs_extent_buffer_leak_debug_check()
2369 int btrfs_repair_eb_io_failure(const struct extent_buffer *eb, int mirror_num) in btrfs_repair_eb_io_failure() argument
2371 struct btrfs_fs_info *fs_info = eb->fs_info; in btrfs_repair_eb_io_failure()
2372 u64 start = eb->start; in btrfs_repair_eb_io_failure()
2373 int i, num_pages = num_extent_pages(eb); in btrfs_repair_eb_io_failure()
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Dstruct-funcs.c10 static bool check_setget_bounds(const struct extent_buffer *eb, in check_setget_bounds() argument
15 if (member_offset > eb->len) { in check_setget_bounds()
16 btrfs_warn(eb->fs_info, in check_setget_bounds()
18 (unsigned long)ptr, eb->start, member_offset, size); in check_setget_bounds()
21 if (member_offset + size > eb->len) { in check_setget_bounds()
22 btrfs_warn(eb->fs_info, in check_setget_bounds()
24 (unsigned long)ptr, eb->start, member_offset, size); in check_setget_bounds()
61 const unsigned long oip = get_eb_offset_in_page(token->eb, \
69 ASSERT(check_setget_bounds(token->eb, ptr, off, size)); \
74 token->kaddr = page_address(token->eb->pages[idx]); \
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Dprint-tree.c48 static void print_chunk(struct extent_buffer *eb, struct btrfs_chunk *chunk) in print_chunk() argument
50 int num_stripes = btrfs_chunk_num_stripes(eb, chunk); in print_chunk()
53 btrfs_chunk_length(eb, chunk), btrfs_chunk_owner(eb, chunk), in print_chunk()
54 btrfs_chunk_type(eb, chunk), num_stripes); in print_chunk()
57 btrfs_stripe_devid_nr(eb, chunk, i), in print_chunk()
58 btrfs_stripe_offset_nr(eb, chunk, i)); in print_chunk()
61 static void print_dev_item(struct extent_buffer *eb, in print_dev_item() argument
65 btrfs_device_id(eb, dev_item), in print_dev_item()
66 btrfs_device_total_bytes(eb, dev_item), in print_dev_item()
67 btrfs_device_bytes_used(eb, dev_item)); in print_dev_item()
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Dlocking.h86 void __btrfs_tree_lock(struct extent_buffer *eb, enum btrfs_lock_nesting nest);
87 void btrfs_tree_lock(struct extent_buffer *eb);
88 void btrfs_tree_unlock(struct extent_buffer *eb);
90 void __btrfs_tree_read_lock(struct extent_buffer *eb, enum btrfs_lock_nesting nest);
91 void btrfs_tree_read_lock(struct extent_buffer *eb);
92 void btrfs_tree_read_unlock(struct extent_buffer *eb);
93 int btrfs_try_tree_read_lock(struct extent_buffer *eb);
94 int btrfs_try_tree_write_lock(struct extent_buffer *eb);
99 static inline void btrfs_assert_tree_locked(struct extent_buffer *eb) { in btrfs_assert_tree_locked() argument
100 lockdep_assert_held(&eb->lock); in btrfs_assert_tree_locked()
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Dextent_io.h207 void free_extent_buffer(struct extent_buffer *eb);
208 void free_extent_buffer_stale(struct extent_buffer *eb);
212 int read_extent_buffer_pages(struct extent_buffer *eb, int wait,
214 void wait_on_extent_buffer_writeback(struct extent_buffer *eb);
219 static inline int num_extent_pages(const struct extent_buffer *eb) in num_extent_pages() argument
228 return (eb->len >> PAGE_SHIFT) ?: 1; in num_extent_pages()
231 static inline int extent_buffer_uptodate(const struct extent_buffer *eb) in extent_buffer_uptodate() argument
233 return test_bit(EXTENT_BUFFER_UPTODATE, &eb->bflags); in extent_buffer_uptodate()
236 int memcmp_extent_buffer(const struct extent_buffer *eb, const void *ptrv,
238 void read_extent_buffer(const struct extent_buffer *eb, void *dst,
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Duuid-tree.c27 struct extent_buffer *eb; in btrfs_uuid_tree_lookup() local
53 eb = path->nodes[0]; in btrfs_uuid_tree_lookup()
55 item_size = btrfs_item_size_nr(eb, slot); in btrfs_uuid_tree_lookup()
56 offset = btrfs_item_ptr_offset(eb, slot); in btrfs_uuid_tree_lookup()
68 read_extent_buffer(eb, &data, offset, sizeof(data)); in btrfs_uuid_tree_lookup()
90 struct extent_buffer *eb; in btrfs_uuid_tree_add() local
116 eb = path->nodes[0]; in btrfs_uuid_tree_add()
118 offset = btrfs_item_ptr_offset(eb, slot); in btrfs_uuid_tree_add()
125 eb = path->nodes[0]; in btrfs_uuid_tree_add()
127 offset = btrfs_item_ptr_offset(eb, slot); in btrfs_uuid_tree_add()
[all …]
Dbackref.c29 const struct extent_buffer *eb, in check_extent_in_eb() argument
39 !btrfs_file_extent_compression(eb, fi) && in check_extent_in_eb()
40 !btrfs_file_extent_encryption(eb, fi) && in check_extent_in_eb()
41 !btrfs_file_extent_other_encoding(eb, fi)) { in check_extent_in_eb()
45 data_offset = btrfs_file_extent_offset(eb, fi); in check_extent_in_eb()
46 data_len = btrfs_file_extent_num_bytes(eb, fi); in check_extent_in_eb()
76 static int find_extent_in_eb(const struct extent_buffer *eb, in find_extent_in_eb() argument
94 nritems = btrfs_header_nritems(eb); in find_extent_in_eb()
96 btrfs_item_key_to_cpu(eb, &key, slot); in find_extent_in_eb()
99 fi = btrfs_item_ptr(eb, slot, struct btrfs_file_extent_item); in find_extent_in_eb()
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Dctree.h1521 struct extent_buffer *eb; member
1530 struct extent_buffer *eb) in btrfs_init_map_token() argument
1532 token->eb = eb; in btrfs_init_map_token()
1533 token->kaddr = page_address(eb->pages[0]); in btrfs_init_map_token()
1555 #define read_eb_member(eb, ptr, type, member, result) (\ argument
1556 read_extent_buffer(eb, (char *)(result), \
1561 #define write_eb_member(eb, ptr, type, member, result) (\ argument
1562 write_extent_buffer(eb, (char *)(result), \
1573 u##bits btrfs_get_##bits(const struct extent_buffer *eb, \
1575 void btrfs_set_##bits(const struct extent_buffer *eb, void *ptr, \
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Ddisk-io.c188 void btrfs_set_buffer_lockdep_class(u64 objectid, struct extent_buffer *eb, in btrfs_set_buffer_lockdep_class() argument
200 lockdep_set_class_and_name(&eb->lock, in btrfs_set_buffer_lockdep_class()
239 struct extent_buffer *eb, u64 parent_transid, in verify_parent_transid() argument
245 if (!parent_transid || btrfs_header_generation(eb) == parent_transid) in verify_parent_transid()
251 lock_extent_bits(io_tree, eb->start, eb->start + eb->len - 1, in verify_parent_transid()
253 if (extent_buffer_uptodate(eb) && in verify_parent_transid()
254 btrfs_header_generation(eb) == parent_transid) { in verify_parent_transid()
258 btrfs_err_rl(eb->fs_info, in verify_parent_transid()
260 eb->start, in verify_parent_transid()
261 parent_transid, btrfs_header_generation(eb)); in verify_parent_transid()
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Drelocation.c735 struct extent_buffer *eb; in create_reloc_root() local
753 ret = btrfs_copy_root(trans, root, root->commit_root, &eb, in create_reloc_root()
776 ret = btrfs_copy_root(trans, root, root->node, &eb, in create_reloc_root()
789 btrfs_set_root_bytenr(root_item, eb->start); in create_reloc_root()
790 btrfs_set_root_level(root_item, btrfs_header_level(eb)); in create_reloc_root()
800 btrfs_tree_unlock(eb); in create_reloc_root()
801 free_extent_buffer(eb); in create_reloc_root()
1176 int memcmp_node_keys(struct extent_buffer *eb, int slot, in memcmp_node_keys() argument
1181 btrfs_node_key(eb, &key1, slot); in memcmp_node_keys()
1202 struct extent_buffer *eb; in replace_path() local
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Dtree-mod-log.h34 int btrfs_tree_mod_log_insert_key(struct extent_buffer *eb, int slot,
36 int btrfs_tree_mod_log_free_eb(struct extent_buffer *eb);
39 struct extent_buffer *eb,
48 int btrfs_tree_mod_log_insert_move(struct extent_buffer *eb,
/Linux-v5.15/drivers/gpu/drm/i915/gem/
Di915_gem_execbuffer.c301 static int eb_parse(struct i915_execbuffer *eb);
302 static struct i915_request *eb_pin_engine(struct i915_execbuffer *eb,
304 static void eb_unpin_engine(struct i915_execbuffer *eb);
306 static inline bool eb_use_cmdparser(const struct i915_execbuffer *eb) in eb_use_cmdparser() argument
308 return intel_engine_requires_cmd_parser(eb->engine) || in eb_use_cmdparser()
309 (intel_engine_using_cmd_parser(eb->engine) && in eb_use_cmdparser()
310 eb->args->batch_len); in eb_use_cmdparser()
313 static int eb_create(struct i915_execbuffer *eb) in eb_create() argument
315 if (!(eb->args->flags & I915_EXEC_HANDLE_LUT)) { in eb_create()
316 unsigned int size = 1 + ilog2(eb->buffer_count); in eb_create()
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/Linux-v5.15/drivers/bus/
Dintel-ixp4xx-eb.c156 static void ixp4xx_exp_setup_chipselect(struct ixp4xx_eb *eb, in ixp4xx_exp_setup_chipselect() argument
168 if (eb->is_42x && (cs_index > 7)) { in ixp4xx_exp_setup_chipselect()
169 dev_err(eb->dev, in ixp4xx_exp_setup_chipselect()
174 if (eb->is_43x && (cs_index > 3)) { in ixp4xx_exp_setup_chipselect()
175 dev_err(eb->dev, in ixp4xx_exp_setup_chipselect()
193 regmap_read(eb->rmap, IXP4XX_EXP_TIMING_CS0 + in ixp4xx_exp_setup_chipselect()
195 dev_info(eb->dev, "CS%d at %#08x, size %#08x, config before: %#08x\n", in ixp4xx_exp_setup_chipselect()
196 cs_index, eb->bus_base + IXP4XX_EXP_STRIDE * cs_index, in ixp4xx_exp_setup_chipselect()
205 dev_err(eb->dev, "illegal size order %d\n", cs_order); in ixp4xx_exp_setup_chipselect()
208 dev_dbg(eb->dev, "CS%d size order: %d\n", cs_index, cs_order); in ixp4xx_exp_setup_chipselect()
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/Linux-v5.15/drivers/mtd/
Dmtdswap.c184 static loff_t mtdswap_eb_offset(struct mtdswap_dev *d, struct swap_eb *eb) in mtdswap_eb_offset() argument
186 return (loff_t)(eb - d->eb_data) * d->mtd->erasesize; in mtdswap_eb_offset()
189 static void mtdswap_eb_detach(struct mtdswap_dev *d, struct swap_eb *eb) in mtdswap_eb_detach() argument
194 if (eb->root) { in mtdswap_eb_detach()
195 tp = container_of(eb->root, struct mtdswap_tree, root); in mtdswap_eb_detach()
199 rb_erase(&eb->rb, eb->root); in mtdswap_eb_detach()
203 static void __mtdswap_rb_add(struct rb_root *root, struct swap_eb *eb) in __mtdswap_rb_add() argument
212 if (eb->erase_count > cur->erase_count) in __mtdswap_rb_add()
218 rb_link_node(&eb->rb, parent, p); in __mtdswap_rb_add()
219 rb_insert_color(&eb->rb, root); in __mtdswap_rb_add()
[all …]
/Linux-v5.15/fs/btrfs/tests/
Dextent-buffer-tests.c17 struct extent_buffer *eb; in test_btrfs_split_item() local
51 path->nodes[0] = eb = alloc_dummy_extent_buffer(fs_info, nodesize); in test_btrfs_split_item()
52 if (!eb) { in test_btrfs_split_item()
65 write_extent_buffer(eb, value, btrfs_item_ptr_offset(eb, 0), in test_btrfs_split_item()
85 btrfs_item_key_to_cpu(eb, &key, 0); in test_btrfs_split_item()
94 if (btrfs_item_size(eb, item) != strlen(split1)) { in test_btrfs_split_item()
100 read_extent_buffer(eb, buf, btrfs_item_ptr_offset(eb, 0), in test_btrfs_split_item()
110 btrfs_item_key_to_cpu(eb, &key, 1); in test_btrfs_split_item()
119 if (btrfs_item_size(eb, item) != strlen(split2)) { in test_btrfs_split_item()
125 read_extent_buffer(eb, buf, btrfs_item_ptr_offset(eb, 1), in test_btrfs_split_item()
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Dextent-io-tests.c271 static int check_eb_bitmap(unsigned long *bitmap, struct extent_buffer *eb, in check_eb_bitmap() argument
280 bit1 = !!extent_buffer_test_bit(eb, 0, i); in check_eb_bitmap()
286 bit1 = !!extent_buffer_test_bit(eb, i / BITS_PER_BYTE, in check_eb_bitmap()
296 static int __test_eb_bitmaps(unsigned long *bitmap, struct extent_buffer *eb, in __test_eb_bitmaps() argument
304 memzero_extent_buffer(eb, 0, len); in __test_eb_bitmaps()
305 if (memcmp_extent_buffer(eb, bitmap, 0, len) != 0) { in __test_eb_bitmaps()
311 extent_buffer_bitmap_set(eb, 0, 0, len * BITS_PER_BYTE); in __test_eb_bitmaps()
312 ret = check_eb_bitmap(bitmap, eb, len); in __test_eb_bitmaps()
319 extent_buffer_bitmap_clear(eb, 0, 0, len * BITS_PER_BYTE); in __test_eb_bitmaps()
320 ret = check_eb_bitmap(bitmap, eb, len); in __test_eb_bitmaps()
[all …]
/Linux-v5.15/drivers/mtd/tests/
Dstresstest.c45 unsigned int eb; in rand_eb() local
48 eb = prandom_u32(); in rand_eb()
50 eb %= (ebcnt - 1); in rand_eb()
51 if (bbt[eb]) in rand_eb()
53 return eb; in rand_eb()
76 int eb = rand_eb(); in do_read() local
81 if (bbt[eb + 1]) { in do_read()
87 addr = (loff_t)eb * mtd->erasesize + offs; in do_read()
93 int eb = rand_eb(), offs, err, len; in do_write() local
96 offs = offsets[eb]; in do_write()
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Dtorturetest.c28 static int eb = 8; variable
29 module_param(eb, int, S_IRUGO);
30 MODULE_PARM_DESC(eb, "eraseblock number within the selected MTD device");
187 ebcnt, eb, eb + ebcnt - 1, dev); in tort_init()
245 err = mtdtest_scan_for_bad_eraseblocks(mtd, bad_ebs, eb, ebcnt); in tort_init()
254 err = mtdtest_erase_good_eraseblocks(mtd, bad_ebs, eb, ebcnt); in tort_init()
260 for (i = eb; i < eb + ebcnt; i++) { in tort_init()
261 if (bad_ebs[i - eb]) in tort_init()
277 for (i = eb; i < eb + ebcnt; i++) { in tort_init()
278 if (bad_ebs[i - eb]) in tort_init()
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/Linux-v5.15/arch/arm/boot/dts/
Dintel-ixp42x-arcom-vulcan.dts55 intel,ixp4xx-eb-t3 = <3>;
56 intel,ixp4xx-eb-byte-access-on-halfword = <1>;
57 intel,ixp4xx-eb-write-enable = <1>;
71 intel,ixp4xx-eb-t3 = <1>;
72 intel,ixp4xx-eb-t4 = <2>;
73 intel,ixp4xx-eb-ahb-split-transfers = <1>;
74 intel,ixp4xx-eb-write-enable = <1>;
75 intel,ixp4xx-eb-byte-access = <1>;
90 intel,ixp4xx-eb-t3 = <3>;
91 intel,ixp4xx-eb-cycle-type = <1>; /* Motorola cycles */
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Dintel-ixp4xx-reference-design.dtsi62 intel,ixp4xx-eb-t1 = <0>;
63 intel,ixp4xx-eb-t2 = <0>;
64 intel,ixp4xx-eb-t3 = <1>; // 1 cycle extra strobe phase
65 intel,ixp4xx-eb-t4 = <0>;
66 intel,ixp4xx-eb-t5 = <0>;
67 intel,ixp4xx-eb-cycle-type = <0>; // Intel cycle type
68 intel,ixp4xx-eb-byte-access-on-halfword = <0>;
69 intel,ixp4xx-eb-mux-address-and-data = <0>;
70 intel,ixp4xx-eb-ahb-split-transfers = <0>;
71 intel,ixp4xx-eb-write-enable = <1>;
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Dintel-ixp42x-gateworks-gw2348.dts72 intel,ixp4xx-eb-write-enable = <1>;
89 intel,ixp4xx-eb-t1 = <3>; // 3 cycles extra address phase
90 intel,ixp4xx-eb-t2 = <3>; // 3 cycles extra setup phase
91 intel,ixp4xx-eb-t3 = <15>; // 15 cycles extra strobe phase
92 intel,ixp4xx-eb-t4 = <3>; // 3 cycles extra hold phase
93 intel,ixp4xx-eb-t5 = <15>; // 15 cycles extra recovery phase
94 intel,ixp4xx-eb-cycle-type = <0>; // Intel cycle type
95 intel,ixp4xx-eb-byte-access-on-halfword = <1>;
96 intel,ixp4xx-eb-mux-address-and-data = <0>;
97 intel,ixp4xx-eb-ahb-split-transfers = <0>;
[all …]
Dintel-ixp43x-gateworks-gw2358.dts85 intel,ixp4xx-eb-write-enable = <1>;
105 intel,ixp4xx-eb-t1 = <3>; // 3 cycles extra address phase
106 intel,ixp4xx-eb-t2 = <3>; // 3 cycles extra setup phase
107 intel,ixp4xx-eb-t3 = <15>; // 15 cycles extra strobe phase
108 intel,ixp4xx-eb-t4 = <3>; // 3 cycles extra hold phase
109 intel,ixp4xx-eb-t5 = <15>; // 15 cycles extra recovery phase
110 intel,ixp4xx-eb-cycle-type = <0>; // Intel cycle type
111 intel,ixp4xx-eb-byte-access-on-halfword = <1>;
112 intel,ixp4xx-eb-mux-address-and-data = <0>;
113 intel,ixp4xx-eb-ahb-split-transfers = <0>;
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